110 votes
Accepted

Where to hide the Illuminati?

They meet at sci-fi and cosplay conventions, dressed up as the Illuminati so they can discuss world conquest without worrying about being taken seriously.
Henry Taylor's user avatar
105 votes
Accepted

How could elves survive without any fat cell in their body?

Instead of fat, elves store energy as ethanol. Fats are the most dense form of food calories. Ethanol is a close second. From https://biology.stackexchange.com/questions/28511/what-is-the-most-...
Willk's user avatar
  • 304k
90 votes

What sort of world would help prevent an intelligent species from discovering evolution?

The aliens are actually intelligently designed. The aliens and all life forms they are familiar with are designed by super beings. There are actually factions of super beings who design life forms ...
Willk's user avatar
  • 304k
83 votes

Make slimes great again, but how?

Slimes can't be harmed with weapons They don't have a solid form. Slash it with a sword, whack it with a hammer, poke it with a spear, and all you get is a wet thud. Slimes can't be harmed by fire ...
kingledion's user avatar
  • 85.1k
79 votes

How could mushroom/fungi forests be possible?

Before vascular land plants, there were weird fungal “trees.” People still do not really understand what exactly they were or what they ate. They were called prototaxites. from pinimg.com Wikpedia:...
Willk's user avatar
  • 304k
73 votes

How could elves survive without any fat cell in their body?

Fat or adipose tissue carries out some very important functions, so if the elves are anything like humans—or like any sort of mammals—they need fat to survive. Long term energy storage is ...
Tumbislav's user avatar
  • 1,394
69 votes
Accepted

Would a culture with magic consider it magic?

TL;DR: the people of your world could definitely have a concept of magic, even if it was a "legal" part of their world. This is because a) there are always things that people don't understand, and b) ...
zzu's user avatar
  • 826
67 votes
Accepted

A planet rotating twice per second; what mass is needed to hold it together, and how oblate would it be?

Your planet is a pulsar From Wikipedia, the acceleration caused by centrifugal force of a rotating object is $$\omega\times(\omega\times r).$$ Since the direction is known to be tangential to both ...
kingledion's user avatar
  • 85.1k
65 votes
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How does Santa keep the elves from revolting?

Santa's Elves are a distinct species, separate from other species of elves, characterised by their submissiveness, lack of imagination, endless patience, love of stable, predictable environments, and ...
Monty Wild's user avatar
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63 votes
Accepted

How can I explain English existing in a fantasy world?

There are a few ways to go about this... She's not the first Simply put she isn't the first English speaking person to be there, maybe of the few that came before her who spoke English one came into ...
Garrett Gaddy's user avatar
56 votes
Accepted

Do I have to rename all creatures in a new world?

"Kalgash is an alien world and it is not our intention to have you think that it is identical to Earth, even though we depict its people as speaking a language that you can understand, and using ...
rek's user avatar
  • 13k
53 votes

If my world is flat (obviously not possible) how would I explain the edges?

I can think of at least two reasons. The physics answer, If your disk is massive enough you get an interesting effect that causes it to behave more like a bowl than a disk even though it is flat, at ...
John's user avatar
  • 78.3k
51 votes
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World where gender roles are swapped

There is a biological reason for gender roles being the way they are: Reproduction requires far more resources from a woman than from a man. A woman can only bear a child about once a year, takes ...
Philipp's user avatar
  • 48.2k
51 votes
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Medieval ways to tell time, without a sun or stars

It seems that what you are after is a water clock. There's many designs, but the simplest is a water-filled jug in which floats a shallow bowl with a hole drilled into the bottom. Water trickles into ...
Ynneadwraith's user avatar
  • 7,996
50 votes

How large can a world be in fantasy?

You're using Pratchett as your example so the answer is largely as he approached it. The world is big enough for everything it needs to contain. He was deliberately vague about distances and ...
Separatrix's user avatar
  • 116k
50 votes
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There's no space to construct a runway. Are early planes still useful and promising technology?

If you want something that will be more colorful and relevant to your own setting, heavier-than-air vehicles could be thought of as VTOL things: to launch them, you drop them. Only natural, it's how ...
Dewi Morgan's user avatar
49 votes

How to conquer a country, forever

Genocide The surprising fact that nobody has covered in detail as of yet is the elephant in the room - that of genociding the Blue faction. We have heard of many genocides, but most of them were ...
March Ho's user avatar
  • 8,082
49 votes
Accepted

Can I just stack the Earth?

Strange thing? We already stack the Earth. Not quite as grandiosely (is that really a word??) as you're asking for, but when you think about it modern cities, especially those with skyscrapers, are ...
Joe Bloggs's user avatar
  • 66.2k
47 votes

Where to hide the Illuminati?

They were quite cunningly hidden, but I finally discovered the hidden Illuminati ploy to meet at the regular European Tax and Regulatory Compliance Group for the Cucumber Growers Association meetings, ...
Serban Tanasa's user avatar
47 votes

A guy asked me to kill 15 trolls, how do I prove that I did it?

Cut off their tusks Fortunately, trolls have tusks. Cutting the end off of tusks takes a bit of work, but there is no blood involved, so it is suitable even for the squeamish. Note, horns are ...
kingledion's user avatar
  • 85.1k
47 votes

Humans, except they always find the right solution to the wrong predicament

No They would all die upon discovering fire. To quote: "Give a man a fire and he's warm for a day, but set fire to him, and he's warm for the rest of his life." - Sir Terry Pratchett, Jingo ...
Halfthawed's user avatar
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44 votes
Accepted

If my world is flat (obviously not possible) how would I explain the edges?

Make your world finite but spatially bounded. This means anyone walking towards where the edge would be will find themselves inexplicably turned around, even though they were still walking in the same ...
a4android's user avatar
  • 38.3k
41 votes

Medieval ways to tell time, without a sun or stars

Tide chart. The moon is concealed. But it is still there. The moon pulls on the sea and causes tides. The times of the tides are known. http://www.mvtimes.com/community/useful-information/tide-...
Willk's user avatar
  • 304k
41 votes
Accepted

Make slimes great again, but how?

Slimes are very big. The little puddle on the floor is to the body of the slime as a mushroom is to the mycelium below. The mushroom is the size of your finger. The mycelium is the size of a car. ...
Willk's user avatar
  • 304k
39 votes
Accepted

Elves have alcoholic blood

Elves have thicker skin. Literally. One of the purposes of fat in the body is kinetic: it serves as a cushion to absorb and distribute the force of impacts - not just in the sense of punches or ...
Cadence's user avatar
  • 36.4k
39 votes

How to defend when attacked by an avian species?

It seems to me that your angels wouldn’t be invincible, impossible-to-defeat warriors with the parameters you’ve set. Like other answers have said, since they have to land eventually, they will be ...
Nick's user avatar
  • 5,273
38 votes

How to conquer a country, forever

This is a very old problem, widely discussed in Machiavelli's "The Prince". Chapter III, titled "Concerning Mixed Principalities" describes your very situation: you've just conquered a country full ...
Darth Hunterix's user avatar
38 votes

How could elves survive without any fat cell in their body?

Because they convert any excess energy directly into mana. As stated they are powerful mages, and as such are deeply linked with magic, and it's fuel, the omnipresent Mana. Thus they - or at least ...
Hobbamok's user avatar
  • 3,891
37 votes
Accepted

Would there be evolution on a perfect world?

First off, notice that there would still be evolution if there's only a single species of plant on a planet. For one, we have determined that the plant is perfectly suited for its environment. But ...
Youstay Igo's user avatar
  • 20.6k
37 votes
Accepted

How much time would it take for a planet scale Miller-Urey experiment to generate intelligent life

This question cannot be answered as we simply do not know. We have a sample set of 1 - us. Based on that sample set the answer is 4.5 billion years, however we have no idea what factors would make ...
Tim B's user avatar
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